From d6314636628d64cbc6e9d6549706c2c9b6a24d44 Mon Sep 17 00:00:00 2001
From: mittorn <mittorn@sibmail.com>
Date: Wed, 7 Nov 2018 15:36:22 +0700
Subject: [PATCH] Autosave, map start save

---
 dlls/coop.cpp     | 45 ++++++++++++++++++++++++++++++++++++++++++---
 dlls/coop_util.h  |  1 +
 dlls/gravgunmod.h |  2 ++
 dlls/triggers.cpp |  7 +++++--
 4 files changed, 50 insertions(+), 5 deletions(-)

diff --git a/dlls/coop.cpp b/dlls/coop.cpp
index ce582776..28890a16 100644
--- a/dlls/coop.cpp
+++ b/dlls/coop.cpp
@@ -14,7 +14,7 @@ struct COOPMapState
 	{
 		char szMapName[32];
 		Vector vecOffset;
-		struct GGMCheckpoint {
+		struct COOPCheckpoint {
 			char szDisplayName[32];
 			float flTime;
 			struct GGMPosition pos;
@@ -35,18 +35,32 @@ struct COOPLandmarkTransition {
 	bool fLoading;
 };
 
+enum COOPSaveSlot
+{
+	COOP_SAVE_START1 = 0,
+	COOP_SAVE_START2,
+	COOP_SAVE_AUTO1,
+	COOP_SAVE_AUTO2,
+	COOP_SAVE_COUNT
+};
+
 struct COOPState
 {
 	// will be saved
 	struct COOPPersist
 	{
 		// weapon list
-		char rgszWeapons[64][256];
+		char rgszWeapons[64][32];
 		int iWeaponCount;
+
 		// data for spawnpoint
 		struct GGMPosition savedPos;
 		bool fSaved;
+		char rgszSaveSlots[COOP_SAVE_COUNT][32];
+		char iLastAutoSave;
 	} p;
+
+	// runtime state
 	struct COOPMapState *pMapStates;
 	struct COOPMapState *pCurrentMap;
 
@@ -144,6 +158,29 @@ bool COOP_ReadState( const char *path )
 	return true;
 }
 
+void COOP_AutoSave( void )
+{
+	strncpy( g_CoopState.p.rgszSaveSlots[COOP_SAVE_AUTO2], g_CoopState.p.rgszSaveSlots[COOP_SAVE_AUTO1], 31 );
+	g_CoopState.p.iLastAutoSave ^= 1;
+	snprintf( g_CoopState.p.rgszSaveSlots[COOP_SAVE_AUTO1], 31, "%s-auto%d", STRING( gpGlobals->mapname ), g_CoopState.p.iLastAutoSave );
+	GGM_Save( g_CoopState.p.rgszSaveSlots[COOP_SAVE_AUTO1] );
+}
+
+void COOP_MapStartSave( void )
+{
+	char szSavename[32] = "";
+
+	snprintf( szSavename, 31, "%s-start", STRING( gpGlobals->mapname ) );
+
+	// moving to previous map and returning back should not trigger save
+	if( !strcmp( g_CoopState.p.rgszSaveSlots[COOP_SAVE_START1], szSavename ) || !strcmp( g_CoopState.p.rgszSaveSlots[COOP_SAVE_START2], szSavename ) )
+		return;
+
+	strncpy( g_CoopState.p.rgszSaveSlots[COOP_SAVE_START2], g_CoopState.p.rgszSaveSlots[COOP_SAVE_START1], 31 );
+	strncpy( g_CoopState.p.rgszSaveSlots[COOP_SAVE_START1], szSavename, 31 );
+	GGM_Save( g_CoopState.p.rgszSaveSlots[COOP_SAVE_START1] );
+}
+
 
 edict_t *COOP_FindLandmark( const char *pLandmarkName )
 {
@@ -575,8 +612,10 @@ void COOP_ServerActivate( void )
 		snprintf( g_CoopState.pCurrentMap->p.rgCheckpoints[0].szDisplayName, 31,  "From %s", g_CoopState.landmarkTransition.szSourceMap );
 		g_CoopState.pCurrentMap->p.rgCheckpoints[0].pos = g_CoopState.p.savedPos;
 	}
-
+	if( !g_CoopState.landmarkTransition.fLoading )
+		COOP_MapStartSave();
 	memset( &g_CoopState.landmarkTransition, 0, sizeof( struct COOPLandmarkTransition ) );
+
 }
 
 bool COOP_GetOrigin( Vector *pvecNewOrigin, const Vector &vecOrigin, const char *pszMapName )
diff --git a/dlls/coop_util.h b/dlls/coop_util.h
index d5852fc4..4fe941e6 100644
--- a/dlls/coop_util.h
+++ b/dlls/coop_util.h
@@ -57,6 +57,7 @@ void COOP_GiveDefaultWeapons( CBasePlayer *pPlayer );
 void COOP_AddDefaultWeapon( const char *pszClassName );
 void COOP_WriteState( const char *path );
 bool COOP_ReadState( const char *path );
+void COOP_AutoSave( void );
 
 struct COOPChangelevelData *COOP_GetTriggerData( CBaseEntity *pTrigger );
 #endif // COOP_UTIL_H
diff --git a/dlls/gravgunmod.h b/dlls/gravgunmod.h
index 6960b1a6..8950cbd0 100644
--- a/dlls/gravgunmod.h
+++ b/dlls/gravgunmod.h
@@ -190,5 +190,7 @@ const char *GGM_GetAuthID( CBasePlayer *pPlayer );
 void GGM_ServerActivate( void );
 void COOP_SetupLandmarkTransition( const char *szNextMap, const char *szNextSpot, Vector vecLandmarkOffset, struct GGMPosition *pPos );
 void GGM_ClearLists( void );
+void GGM_Save( const char *savename );
+void GGM_Load( const char *savename );
 #endif // GRAVGUNMOD_H
 
diff --git a/dlls/triggers.cpp b/dlls/triggers.cpp
index 4aa7f182..cf3eb56b 100644
--- a/dlls/triggers.cpp
+++ b/dlls/triggers.cpp
@@ -2271,7 +2271,7 @@ LINK_ENTITY_TO_CLASS( trigger_autosave, CTriggerSave )
 
 void CTriggerSave::Spawn( void )
 {
-	if( g_pGameRules->IsDeathmatch() )
+	if( !mp_coop.value && g_pGameRules->IsDeathmatch() )
 	{
 		REMOVE_ENTITY( ENT( pev ) );
 		return;
@@ -2292,7 +2292,10 @@ void CTriggerSave::SaveTouch( CBaseEntity *pOther )
 
 	SetTouch( NULL );
 	UTIL_Remove( this );
-	SERVER_COMMAND( "autosave\n" );
+	if( mp_coop.value )
+		COOP_AutoSave();
+	else
+		SERVER_COMMAND( "autosave\n" );
 }
 
 #define SF_ENDSECTION_USEONLY		0x0001